Home / 4,897.71-7,347.48-1,613.12

Finding the Fourth Proportional to 4,897.71, 7,347.48 and 1,613.12

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Solution

The fourth proportional to 4,897.71, 7,347.48 and 1,613.12 is: 2,419.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,897.71 : 7,347.48 = 1,613.12 : x
  2. Step 2: Convert to fraction form
    4,897.71/7,347.48 = 1,613.12/x
  3. Step 3: Cross multiply
    4,897.71x = 7,347.48 × 1,613.12
  4. Step 4: Simplify right side
    4,897.71x = 11,852,330.20
  5. Step 5: Solve for x
    x = 11,852,330.20/4,897.71
  6. Step 6: Final answer
    x = 2,419.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.